Morphology of Singapore chinese.

abstract：:The publication of the three-paper series on the effects of two slot sizes on treatment parameters in this issue, targets a topic, which has attracted a lot of discussion based primarily on anecdotal evidence. The conclusive evidence contribute to the lack of variation of treatment variables with slot size selection, ...

journal_title：European journal of orthodontics

authors： Eliades T

更新日期：2019-05-24 00:00:00

abstract：:It has been suggested that subjects with increased vertical craniofacial dimensions have relatively oblique orientated jaw muscles with a reduced possibility to restrain the vertical component of craniofacial growth. To test this hypothesis, relationships were investigated between the spatial orientation of the jaw mu...

journal_title：European journal of orthodontics

authors： van Spronsen PH,Koolstra JH,van Ginkel FC,Weijs WA,Valk J,Prahl-Andersen B

更新日期：1997-06-01 00:00:00

abstract：OBJECTIVE:This study investigated the expression of extracellular matrix metalloproteinase inducer (EMMPRIN) in the compression area during orthodontic relapse in rat molars. MATERIALS AND METHODS:Thirty Wistar rats (6 weeks old) underwent orthodontic tooth movement (OTM) of the left first maxillary molar for 21 days,...

journal_title：European journal of orthodontics

authors： Li H,Xia L,Wang S,Al-Balaa M,Liu W,Hua X

更新日期：2020-06-23 00:00:00

abstract：:The effects of the van Beek activator in the correction of Class II, division 1 malocclusions were studied in 39 children, aged 9-13 years (median 11 years), and compared with the effects of treatment with an activator according to Herren and with those of an activator-headgear combination. Profile cephalograms were m...

journal_title：European journal of orthodontics

authors： Altenburger E,Ingervall B

更新日期：1998-08-01 00:00:00

abstract：:The aim of this study was to identify the craniofacial characteristics of 16 osteogenesis imperfecta (OI) patients, 10 males and 6 females, aged 7-15 years. The control group comprised 863 Chinese children from 6 to 18 years of age. Eleven cephalometric reference points and 25 variables were measured on the lateral ce...

journal_title：European journal of orthodontics

authors： Chang PC,Lin SY,Hsu KH

更新日期：2007-06-01 00:00:00

abstract：Background:Detection of pubertal growth peak is vital in orthodontic treatment timing and planning. Gingival crevicular fluid (GCF) contains abundant proteins from different sources and is an ideal source of biomarkers. The aim of this research is to detect candidate GCF biomarkers of pubertal growth by tandem mass tag...

journal_title：European journal of orthodontics

authors： Wen X,Franchi L,Chen F,Gu Y

更新日期：2018-07-27 00:00:00

abstract：:The purpose of this retrospective study was to evaluate the treatment effects of the variable anchorage straightwire technique (VAST) in Angle Class II patients using Ricketts' growth prediction analysis. The subjects belonged to two groups: a control, consisting of 30 untreated Class II Swedish individuals (20 girls,...

journal_title：European journal of orthodontics

authors： Parikakis KA,Moberg S,Hellsing E

更新日期：2009-02-01 00:00:00

abstract：:The effects of a transpalatal arch for the symmetrical derotation of rotated first molars were evaluated in 50 children, 8-13 years of age. The positions of the molars were compared with those in 34 individuals, aged 12-18 years, with normal occlusion. Prefabricated (GAC) stainless steel arches were used for 60-198 da...

journal_title：European journal of orthodontics

authors： Dahlquist A,Gebauer U,Ingervall B

更新日期：1996-06-01 00:00:00

abstract：:Orthodontic treatment is mainly dependent on the loads developed by metal wires. The load developed by a buckled orthodontic wire is of great concern for molar distalization and cannot be simply derived from mechanical properties measured through classical tests (i.e. tensile, torsion, and bending). A novel testing me...

journal_title：European journal of orthodontics

authors： De Santis R,Dolci F,Laino A,Martina R,Ambrosio L,Nicolais L

更新日期：2008-04-01 00:00:00

abstract：:The purpose of this work was to examine whether the clinical eruption of the permanent first molars and incisors is affected by pre-term birth. The data applied to 328 prematurely born white and black children and 1804 control children who participated in the Collaborative Perinatal Project (USA) in the early 1960s an...

journal_title：European journal of orthodontics

authors： Harila-Kaera V,Heikkinen T,Alvesalo L

更新日期：2003-06-01 00:00:00

abstract：:The aim of this study was to assess the severity of any underlying malocclusion in subjects presenting for treatment of a palatally impacted canine (PIC) using a modification of the Dental Health Component (DHC) of the Index of Treatment Need (MIOTN), which does not factor in the impacted canine. The pre-treatment stu...

journal_title：European journal of orthodontics

authors： Barlow ST,Moore MB,Sherriff M,Ireland AJ,Sandy JR

更新日期：2009-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Clear aligner is an advanced orthodontic method with benefits of comfort, aesthetics, and convenience. This study aimed to compare pain perception, anxiety, and impacts on oral health-related quality of life (OHRQoL) between adult patients receiving clear aligners and fixed appliances during t...

journal_title：European journal of orthodontics

authors： Gao M,Yan X,Zhao R,Shan Y,Chen Y,Jian F,Long H,Lai W

更新日期：2020-07-02 00:00:00

abstract：:The craniofacial features of 49 Japanese and 75 British Caucasian girls with Class II division 1 malocclusions were evaluated from lateral cephalometric radiographs, and the morphological differences between both races were examined. The subjects' ages ranged from 11 years 1 month to 12 years 11 months. The mean value...

journal_title：European journal of orthodontics

authors： Ishii N,Deguchi T,Hunt NP

更新日期：2002-02-01 00:00:00

abstract：:The aim of the present study was to compare patient, parent and clinician perceived need for orthodontic treatment in relation to normative orthodontic treatment need as measured by the Index of Orthodontic Treatment Need (IOTN). A prospective cross-sectional study was designed to address this aim. The sample comprise...

journal_title：European journal of orthodontics

authors： Hamdan AM

更新日期：2004-06-01 00:00:00

abstract：:Tooth displacement was analysed on human autopsy material for various types of orthodontic force systems using an electronic strain gauge technique. Tooth movements were registered in two dimensions with low force clip gauges on three sections of the mandible, containing the first premolar and the first molar. The sen...

journal_title：European journal of orthodontics

authors： Pedersen E,Andersen K,Melsen B

更新日期：1991-02-01 00:00:00

abstract：:Two-hundred-and-thirty-eight subjects in three different age-groups (7, 11, and 15 years) were followed over a period of 4-5 years in respect of morphological malocclusions, and signs and symptoms of functional disturbances. About half of the 7-year-olds had at least one of the morphological malocclusions registered w...

journal_title：European journal of orthodontics

authors： Egermark-Eriksson I,Carlsson GE,Magnusson T,Thilander B

更新日期：1990-11-01 00:00:00

abstract：:The aim of this prospective study was to quantify the display of the dentition through the soft tissue frame during speech using videography for different age groups. Two hundred and sixty-one subjects were initially screened and were divided into five groups: group 1 (G1) (15-19 years), G2 (20-29 years), G3 (30-39 ye...

journal_title：European journal of orthodontics

authors： Jacobson A,Upadhyay M,Nanda R

更新日期：2013-10-01 00:00:00

abstract：:Pre-treatment, end of treatment, and post-retention study models of 30 subjects with a Class II division 2 malocclusion were assessed, after a period of at least 3 years, in order to evaluate the long-term changes in occlusion, alignment, and arch dimensions. Molar relationship correction was found to be stable after ...

journal_title：European journal of orthodontics

authors： Canut JA,Arias S

更新日期：1999-08-01 00:00:00

abstract：:The search for an ideal enamel surface finishing method following bracket debonding has met with equivocal response. In this study, four other methods were assessed to determine their effectiveness against the slow speed tungsten carbide bur which is regarded as the established method of removing residual composite. O...

journal_title：European journal of orthodontics

authors： Hong YH,Lew KK

更新日期：1995-04-01 00:00:00

abstract：:The aim of this study was to explore the complexities in constructing league tables purporting to measure orthodontic clinical outcomes. Eighteen orthodontists were invited to participate in a cost-effectiveness study. Each orthodontist was asked to provide information on 100 consecutively treated patients. The Index ...

journal_title：European journal of orthodontics

authors： Dunstan F,Richmond S,Phillips C,Durning P

更新日期：2008-12-01 00:00:00

abstract：BACKGROUND/OBJECTIVE:Facial asymmetry is very common in adult class III patients; however, the degree of facial asymmetry in growing class III subjects has been poorly investigated. Therefore, the aim was to assess the degree of facial asymmetry of growing class III subjects and to compare it with a sample of growing s...

journal_title：European journal of orthodontics

authors： Ovsenik M,Perinetti G,Zhurov A,Richmond S,Primozic J

更新日期：2014-08-01 00:00:00

abstract：:The aims of this study were to evaluate the frequency of errors in panoramic radiographs in young orthodontic patients, to register pathologic and abnormal conditions, and to compare these findings with the patient's record. A total of 1287 panoramic radiographs of children and adolescents (530 boys and 757 girls; mea...

journal_title：European journal of orthodontics

authors： Granlund CM,Lith A,Molander B,Gröndahl K,Hansen K,Ekestubbe A

更新日期：2012-08-01 00:00:00

abstract：:Fifteen patients, eight males and seven females with a mean age of 13.32 years, were selected for unilateral molar distalization. Dentally, all presented with a unilateral Class II molar relationship. The subjects were all in the permanent dentition with second molars erupted and with a well aligned lower dental arch....

journal_title：European journal of orthodontics

authors： Keles A

更新日期：2001-10-01 00:00:00

abstract：:The aim of this study was to investigate potential occurrence of bacteremia in orthodontic patients after removal of miniscrews.The study group comprised 30 healthy subjects (17 males, 13 females) with a mean age of 24.1 years treated with self-ligating fixed appliances and mini-implant anchorage. Two 20 ml venous blo...

journal_title：European journal of orthodontics

authors： Livas C,Delli K,Karapsias S,Pandis N,Ren Y

更新日期：2014-02-01 00:00:00

abstract：:The aim of this presentation is to describe an innovative adhesive procedure for connecting palatal implants with transpalatal arches (TPAs). The steps required for completing the procedure, the costs involved and the requisite time were reviewed and compared with those of two alternative procedures reported in the li...

journal_title：European journal of orthodontics

authors： Crismani AG,Bernhart T,Bantleon HP,Kucher G

更新日期：2005-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the Denture Frame Analysis. This adjunctive cephalometric analysis of the lateral headfilm was introduced in Japan, but no data exist for the Caucasian population at present. One-hundred-and-six Caucasians were randomly selected and assigned to one of four groups, according to...

journal_title：European journal of orthodontics

authors： Celar AG,Freudenthaler JW,Celar RM,Jonke E,Schneider B

更新日期：1998-10-01 00:00:00

abstract：BACKGROUND/OBJECTIVES:To assess intra- and inter-observer reproducibility of the evaluation of the Frӓnkel Manoeuvre (FM) on three-dimensional (3D) scans and to compare it to the assessment on two-dimensional (2D) pictures. MATERIALS/METHODS:This study included 44 individuals with a skeletal Class II malocclusion [9-1...

journal_title：European journal of orthodontics

authors： Rongo R,Bucci R,Adaimo R,Amato M,Martina S,Valletta R,D'antò V

更新日期：2020-04-01 00:00:00

abstract：:It is well known that mastication has a significant influence on mandibular growth and development, but the mechanism behind this effect has not yet been clarified. Furthermore, no studies have examined the effects of changes in mastication on the three-dimensional (3D) morphometry of the mandible. The aim of the pres...

journal_title：European journal of orthodontics

authors： Enomoto A,Watahiki J,Yamaguchi T,Irie T,Tachikawa T,Maki K

更新日期：2010-02-01 00:00:00

abstract：:Non-syndromic permanent canine agenesis, or combined with agenesis, or developmental absence of other tooth types, has occasionally been described in the literature, but isolated forms are rarely observed. The purpose of the present retrospective radiographic study was to provide data on the prevalence and distributio...

journal_title：European journal of orthodontics

authors： Rózsa N,Nagy K,Vajó Z,Gábris K,Soós A,Alberth M,Tarján I

更新日期：2009-08-01 00:00:00

abstract：:Corrosion of orthodontic miniscrews or temporary anchorage devices (TADs) has been proposed as a contributor to inflammation, which in turn is a factor in the clinical success of miniscrews. The purpose of this study was to measure the electrochemical properties of orthodontic miniscrews in artificial saliva with and ...

journal_title：European journal of orthodontics

authors： Knutson KJ,Berzins DW

更新日期：2013-08-01 00:00:00